<!-- Content Wrapper. Contains page content -->
<div class="content-wrapper">
    <!-- Content Header (Page header) -->
    <div class="content-header">
      <div class="container-fluid">
        <div class="row mb-2">
          <div class="col-sm-6">
            <h1 class="m-0 text-dark">欢迎使用</h1>
          </div><!-- /.col -->
          <div class="col-sm-6">
            <ol class="breadcrumb float-sm-right">
              <li class="breadcrumb-item"><a href="#">首页</a></li>
              <li class="breadcrumb-item active">欢迎使用</li>
            </ol>
          </div><!-- /.col -->
        </div><!-- /.row -->
      </div><!-- /.container-fluid -->
    </div>
    <!-- /.content-header -->

    <!-- Main content -->
    <div class="content">
      <div class="container-fluid">
        <div class="row">
          <!-- /.col-md-12 -->
          <div class="col-lg-12">
            <div class="card card-primary card-outline">
              <div class="card-header">
                <h5 class="m-0">系统信息</h5>
              </div>
              <div class="card-body">
                <table class="table table-bordered">
                    <tr>
                        <td>操作系统</td>
                        <td><%=os%></td>
                      </tr>
                  <tr>
                    <td>时间</td>
                    <td><%=time%></td>
                  </tr>
                  <tr>
                    <td>版本</td>
                    <td><%=version%></td>
                  </tr>
                  <tr>
                    <td>mysql版本</td>
                    <td><%=mysql_version%></td>
                  </tr>
                </table>
              </div>
            </div>
          </div>

          <div class="col-lg-12">
            <div class="card card-primary card-outline">
              <div class="card-header">
                <h5 class="m-0">Featured</h5>
              </div>
              <div class="card-body">
                <h6 class="card-title">Special title treatment</h6>

                <p class="card-text">With supporting text below as a natural lead-in to additional content.</p>
                <a href="#" class="btn btn-primary">Go somewhere</a>
              </div>
            </div>
          </div>

          <!-- /.col-md-12 -->
        </div>
        <!-- /.row -->
      </div><!-- /.container-fluid -->
    </div>
    <!-- /.content -->
  </div>
  <!-- /.content-wrapper -->

  <!-- Control Sidebar -->
  <aside class="control-sidebar control-sidebar-dark">
    <!-- Control sidebar content goes here -->
    <div class="p-3">
      <h5>Title</h5>
      <p>Sidebar content</p>
    </div>
  </aside>
  <!-- /.control-sidebar -->